IN155080B - - Google Patents

Info

Publication number
IN155080B
IN155080B IN913/CAL/81A IN913CA1981A IN155080B IN 155080 B IN155080 B IN 155080B IN 913CA1981 A IN913CA1981 A IN 913CA1981A IN 155080 B IN155080 B IN 155080B
Authority
IN
India
Application number
IN913/CAL/81A
Inventor
John Combs Scarlett
Charles Walter Sanzenbacher
Original Assignee
Midrex Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Midrex Corp filed Critical Midrex Corp
Publication of IN155080B publication Critical patent/IN155080B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/0073Selection or treatment of the reducing gases
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • C21B5/06Making pig-iron in the blast furnace using top gas in the blast furnace process
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/02Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/02Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029Introducing coolant gas in the shaft furnaces
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2100/00Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/42Sulphur removal
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/10Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Industrial Gases (AREA)
IN913/CAL/81A 1980-09-15 1981-08-14 IN155080B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/187,024 US4331470A (en) 1980-09-15 1980-09-15 Method for the direct reduction of iron in a shaft furnace using gas from coal

Publications (1)

Publication Number Publication Date
IN155080B true IN155080B (en) 1984-12-29

Family

ID=22687305

Family Applications (1)

Application Number Title Priority Date Filing Date
IN913/CAL/81A IN155080B (en) 1980-09-15 1981-08-14

Country Status (18)

Country Link
US (1) US4331470A (en)
JP (1) JPS5782417A (en)
KR (1) KR840002356B1 (en)
AT (1) AT381953B (en)
AU (1) AU525672B2 (en)
BE (1) BE890196A (en)
BR (1) BR8105761A (en)
CA (1) CA1172455A (en)
DD (1) DD201807A5 (en)
DE (1) DE3135914A1 (en)
GB (1) GB2083839B (en)
IN (1) IN155080B (en)
NZ (1) NZ198327A (en)
PH (2) PH17080A (en)
PL (1) PL137834B1 (en)
SU (1) SU1155162A3 (en)
TR (1) TR21578A (en)
ZA (1) ZA815563B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4608240A (en) * 1983-11-04 1986-08-26 Hylsa, S.A. Method for the desulfurization of hydrocarbon gas
IT1177077B (en) * 1983-12-02 1987-08-26 Skf Steel Eng Ab PROCEDURE AND PLANT TO REDUCE OXIDE MATERIAL SIMULTANEOUSLY GENERATING A GAS SUITABLE AS COMBUSTIBLE GAS
AT381954B (en) * 1984-08-16 1986-12-29 Voest Alpine Ag METHOD FOR DIRECTLY REDUCING IRON OXIDE MATERIALS
AT404600B (en) * 1997-03-12 1998-12-28 Voest Alpine Ind Anlagen METHOD AND DEVICE FOR TREATING REDUCING GAS FOR REDUCING ORES
US6149859A (en) * 1997-11-03 2000-11-21 Texaco Inc. Gasification plant for direct reduction reactors
US10584393B2 (en) * 2013-12-20 2020-03-10 Tata Steel Limited Smelting process and apparatus
CN104561425B (en) * 2015-02-12 2016-04-13 王俊 A kind of gas base method microwave heating continuous industry produces reduced iron powder device and using method thereof
CN110453027A (en) * 2019-09-11 2019-11-15 武汉科思瑞迪科技有限公司 A kind of Shaft Furnace Direct Reduction Process of gas base and the combination of coal base phase
CN110438278A (en) * 2019-09-11 2019-11-12 武汉科思瑞迪科技有限公司 A kind of Shaft Furnace Direct Reduction Process of gas base and the combination of coal base phase

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853538A (en) * 1973-07-20 1974-12-10 Steel Corp Use of reducing gas by coal gasification for direct iron ore reduction
DE2438790B2 (en) * 1974-08-13 1976-09-09 Thyssen Purofer GmbH, 4000 Düsseldorf PROCESS AND SYSTEM FOR THE REDUCTION OF IRON ORES, IN PARTICULAR IRON ORES PELLETS
US4017305A (en) * 1975-04-15 1977-04-12 United States Steel Corporation Process for heat hardening
US4173465A (en) * 1978-08-15 1979-11-06 Midrex Corporation Method for the direct reduction of iron using gas from coal

Also Published As

Publication number Publication date
AU525672B2 (en) 1982-11-18
AU7507581A (en) 1982-04-08
BR8105761A (en) 1982-05-25
GB2083839B (en) 1984-07-25
ZA815563B (en) 1982-08-25
KR840002356B1 (en) 1984-12-21
ATA388381A (en) 1986-05-15
JPS649376B2 (en) 1989-02-17
JPS5782417A (en) 1982-05-22
KR830006439A (en) 1983-09-24
BE890196A (en) 1982-01-04
US4331470A (en) 1982-05-25
PH17852A (en) 1985-01-09
NZ198327A (en) 1984-05-31
PL233022A1 (en) 1982-08-30
PL137834B1 (en) 1986-07-31
TR21578A (en) 1984-10-16
CA1172455A (en) 1984-08-14
SU1155162A3 (en) 1985-05-07
AT381953B (en) 1986-12-29
PH17080A (en) 1984-05-24
DE3135914A1 (en) 1982-05-27
GB2083839A (en) 1982-03-31
DD201807A5 (en) 1983-08-10

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